#355 Calculate distance button (#366)

* #355 Calculate distance button in add/edit Flight page

* Styling

* Move add/edit flight logic out of controller and into service layer

* Styling

* Formatting

* Run styleci against modules dir

* Styleci config

* Style fixes in /modules

modules/Vacentral/Config/config.php

@@ -1,7 +1,7 @@
 <?php
 
 return [
-    'name' => 'vacentral',
+    'name'    => 'vacentral',
     'address' => 'https://api.vacentral.net',
-    'api_key' => ''
+    'api_key' => '',
 ];